/**
 * @author: YunTao.Li
 * @create: 2020-10-28 10:19
 * @description:
 **/
public class TreeNode<T> {
    public T data;
    public TreeNode<T> leftNode;
    public TreeNode<T> rightNode;

    TreeNode(T data) {
        this.data = data;
    }
}
